The name of this superfamily has been modified since the most recent official CATH+ release (v4_3_0). At the point of the last release, this superfamily was named:

"
HAD superfamily/HAD-like
".

Functional Families

Overview of the Structural Clusters (SC) and Functional Families within this CATH Superfamily. Clusters with a representative structure are represented by a filled circle.
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FunFam 13: Carboxy-terminal domain RNA polymerase II polypept...

Please note: GO annotations are assigned to the full protein sequence rather than individual protein domains. Since a given protein can contain multiple domains, it is possible that some of the annotations below come from additional domains that occur in the same protein, but have been classified elsewhere in CATH.

There are 4 GO terms relating to "molecular function"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Protein binding GO:0005515
Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
22 O14595 (/IPI) O14595 (/IPI) O14595 (/IPI) O14595 (/IPI) O14595 (/IPI) O14595 (/IPI) O14595 (/IPI) O14595 (/IPI) O14595 (/IPI) O14595 (/IPI)
(12 more)
RNA polymerase II CTD heptapeptide repeat phosphatase activity GO:0008420
Catalysis of the reaction: phospho-(DNA-directed RNA polymerase II) + H2O = (DNA-directed RNA polymerase II) + phosphate.
18 O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA)
(8 more)
RNA polymerase II CTD heptapeptide repeat phosphatase activity GO:0008420
Catalysis of the reaction: phospho-(DNA-directed RNA polymerase II) + H2O = (DNA-directed RNA polymerase II) + phosphate.
3 P58466 (/ISO) P58466 (/ISO) Q8BX07 (/ISO)
RNA polymerase II CTD heptapeptide repeat phosphatase activity GO:0008420
Catalysis of the reaction: phospho-(DNA-directed RNA polymerase II) + H2O = (DNA-directed RNA polymerase II) + phosphate.
3 M9PFN0 (/ISS) Q7YU53 (/ISS) Q9VUX0 (/ISS)

There are 13 GO terms relating to "biological process"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Protein dephosphorylation GO:0006470
The process of removing one or more phosphoric residues from a protein.
18 O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA) O14595 (/IDA)
(8 more)
IRE1-mediated unfolded protein response GO:0036498
A series of molecular signals mediated by the endoplasmic reticulum stress sensor IRE1 (Inositol-requiring transmembrane kinase/endonuclease). Begins with activation of IRE1 in response to endoplasmic reticulum (ER) stress, and ends with regulation of a downstream cellular process, e.g. transcription. One target of activated IRE1 is the transcription factor HAC1 in yeast, or XBP1 in mammals; IRE1 cleaves an intron of a mRNA coding for HAC1/XBP1 to generate an activated HAC1/XBP1 transcription factor, which controls the up regulation of UPR-related genes. At least in mammals, IRE1 can also signal through additional intracellular pathways including JNK and NF-kappaB.
11 O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS)
(1 more)
Regulation of transcription by RNA polymerase II GO:0006357
Any process that modulates the frequency, rate or extent of transcription mediated by RNA polymerase II.
7 Q9GZU7 (/IDA) Q9GZU7 (/IDA) Q9GZU7 (/IDA) Q9GZU7 (/IDA) Q9GZU7 (/IDA) Q9GZU7 (/IDA) Q9GZU7 (/IDA)
Negative regulation of protein phosphorylation GO:0001933
Any process that stops, prevents or reduces the rate of addition of phosphate groups to amino acids within a protein.
4 P58465 (/IDA) P58466 (/IDA) P58466 (/IDA) Q8BX07 (/IDA)
Negative regulation of G1/S transition of mitotic cell cycle GO:2000134
Any signalling pathway that decreases or inhibits the activity of a cell cycle cyclin-dependent protein kinase to modulate the switch from G1 phase to S phase of the mitotic cell cycle.
4 P58465 (/IDA) P58466 (/IDA) P58466 (/IDA) Q8BX07 (/IDA)
Protein dephosphorylation GO:0006470
The process of removing one or more phosphoric residues from a protein.
3 P58466 (/ISO) P58466 (/ISO) Q8BX07 (/ISO)
Protein dephosphorylation GO:0006470
The process of removing one or more phosphoric residues from a protein.
3 M9PFN0 (/ISS) Q7YU53 (/ISS) Q9VUX0 (/ISS)
Regulation of transcription by RNA polymerase II GO:0006357
Any process that modulates the frequency, rate or extent of transcription mediated by RNA polymerase II.
2 P58466 (/ISO) P58466 (/ISO)
Negative regulation of neuron differentiation GO:0045665
Any process that stops, prevents, or reduces the frequency, rate or extent of neuron differentiation.
2 P58466 (/IDA) P58466 (/IDA)
Negative regulation of neurogenesis GO:0050768
Any process that stops, prevents, or reduces the frequency, rate or extent of neurogenesis, the generation of cells within the nervous system.
2 P58466 (/IDA) P58466 (/IDA)
Negative regulation of neurogenesis GO:0050768
Any process that stops, prevents, or reduces the frequency, rate or extent of neurogenesis, the generation of cells within the nervous system.
2 P58466 (/IGI) P58466 (/IGI)
Negative regulation of neurogenesis GO:0050768
Any process that stops, prevents, or reduces the frequency, rate or extent of neurogenesis, the generation of cells within the nervous system.
2 P58466 (/IMP) P58466 (/IMP)
Neuron differentiation GO:0030182
The process in which a relatively unspecialized cell acquires specialized features of a neuron.
1 Q6P3I6 (/IGI)

There are 8 GO terms relating to "cellular component"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
16 A0A024R461 (/IDA) A0A024R461 (/IDA) A0A024R461 (/IDA) A0A024R461 (/IDA) A0A024R461 (/IDA) A0A024R461 (/IDA) A0A024R461 (/IDA) H7C1Z7 (/IDA) H7C270 (/IDA) Q9GZU7 (/IDA)
(6 more)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
11 O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS) O14595 (/TAS)
(1 more)
Extracellular exosome GO:0070062
A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.
9 O15194 (/HDA) O15194 (/HDA) Q9GZU7 (/HDA) Q9GZU7 (/HDA) Q9GZU7 (/HDA) Q9GZU7 (/HDA) Q9GZU7 (/HDA) Q9GZU7 (/HDA) Q9GZU7 (/HDA)
Nucleus GO:0005634
A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
7 Q9GZU7 (/IDA) Q9GZU7 (/IDA) Q9GZU7 (/IDA) Q9GZU7 (/IDA) Q9GZU7 (/IDA) Q9GZU7 (/IDA) Q9GZU7 (/IDA)
Nucleus GO:0005634
A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
7 Q9GZU7 (/TAS) Q9GZU7 (/TAS) Q9GZU7 (/TAS) Q9GZU7 (/TAS) Q9GZU7 (/TAS) Q9GZU7 (/TAS) Q9GZU7 (/TAS)
Plasma membrane GO:0005886
The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
3 M9PFN0 (/HDA) Q7YU53 (/HDA) Q9VUX0 (/HDA)
Nucleus GO:0005634
A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
2 P58466 (/ISO) P58466 (/ISO)
Nucleoplasm GO:0005654
That part of the nuclear content other than the chromosomes or the nucleolus.
2 P58466 (/ISO) P58466 (/ISO)